package com.zyt.mall.order.web;

import com.zyt.mall.order.service.OrderService;
import com.zyt.mall.order.vo.OrderConfirmVo;
import com.zyt.mall.order.vo.OrderSubmitVo;
import com.zyt.mall.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.concurrent.ExecutionException;

@Controller
public class OrderWebController {
    @Autowired
    OrderService orderService;
    @GetMapping(value = "/toTrade")
    public String toTrade(Model model, HttpServletRequest request) throws ExecutionException, InterruptedException {
        OrderConfirmVo confirmVo = orderService.confirmOrder();
        model.addAttribute("orderConfirmData",confirmVo);
        return "confirm";
    }

    @PostMapping(value = "/submitOrder")
    public String submitOrder(OrderSubmitVo vo, Model model, RedirectAttributes attributes) throws InterruptedException {
        SubmitOrderResponseVo responseVo = orderService.submitOrder(vo);
        //下单，创建订单，校验令牌，校验价格，锁库存。。。
        if (responseVo.getCode()==0){
            //下单成功来到支付选项页
            model.addAttribute("submitOrderResp",responseVo);
            return "pay";
        }else {
            //下单失败回到确认页重新确定订单信息
            String msg = "下单失败";
            switch (responseVo.getCode()){
                case 1: msg+="订单信息过期，请刷新再次提交";break;
                case 2: msg+="订单商品价格发生变化，请刷新再次提交";break;
                case 3: msg+="库存锁定失败，商品库存不足";break;
            }
            attributes.addFlashAttribute("msg",msg);
            return "redirect:http://order.sumail.com/toTrade";
        }



    }
}
